Assembled in Switzerland Case size: 42mm Hexagonal engraved case Case Material: Engraved and 316L stainless steel Water Resistant: 100 meters Strap Width: 22mm Movement: SEIKO NH70 automatic movement Glass: Sapphire crystal and sapphire exhibition back Strap: Engraved stainless steel bracelet & additional free high grade rubber rubber strap The metal bracelet can fit an 8.5 inch wrist. The rubber will fit an 8.25 inch wrist. Note: Enamel coloring will come off over time. This can be re-applied quite easily. The fading of Enamel and re-application is not a warranty issue and is a process that will occur with any engraved piece over time.